edhseer Commander synergy, explained
Creature — Spirit
Mana cost: {4}{U}
When this creature enters, return target creature to its owner's hand.
triggered — bounce
Whenever you cast a Spirit or Arcane spell, you may return this creature to its owner's hand.
triggered — bounce
Causes: a creature leaves the battlefield.
Cares about: an Arcane spell is cast, a Spirit spell is cast.
a nontoken Spirit deals combat damage — 725 cards in the game can cause this (Kiri-Onna is one).
a nontoken Spirit enters the battlefield — 727 cards in the game can cause this (Kiri-Onna is one).
a Spirit enters the battlefield — 863 cards in the game can cause this (Kiri-Onna is one).
When Kiri-Onna enters:
a nontoken creature leaves the battlefield — 4,133 cards in the game can cause this (Kiri-Onna is one).
a creature leaves the battlefield — 4,238 cards in the game can cause this (Kiri-Onna is one).
21 other cards care about it too. These are the ones with the most connections.
anything attacks — 17,934 cards in the game can cause this (Kiri-Onna is one).
When Kiri-Onna attacks:
112 other cards care about it too. These are the ones with the most connections.
a creature attacks — 17,934 cards in the game can cause this (Kiri-Onna is one).
When Kiri-Onna attacks:
180 other cards care about it too. These are the ones with the most connections.
a creature blocks — 17,934 cards in the game can cause this (Kiri-Onna is one).
When Kiri-Onna blocks:
19 other cards care about it too. These are the ones with the most connections.
a nontoken creature attacks — 17,934 cards in the game can cause this (Kiri-Onna is one).
When Kiri-Onna attacks:
a creature is cast — 18,010 cards in the game can cause this (Kiri-Onna is one).
90 other cards care about it too. These are the ones with the most connections.
a creature enters the battlefield — 19,800 cards in the game can cause this (Kiri-Onna is one).
When Kiri-Onna enters:
301 other cards care about it too. These are the ones with the most connections.
anything enters the battlefield — 26,499 cards in the game can cause this (Kiri-Onna is one).
42 other cards care about it too. These are the ones with the most connections.